#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
int mainjh()
{
	int a = 5, b = 3;
	a = a + b;
	b = a - b;
	a = a - b;
	printf("a=%d,b=%d\n", a, b);
	a = a ^ b;
	b = a ^ b;
	a = a ^ b;
	printf("a=%d,b=%d\n", a, b);
	return 0;
}